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Cadence can be measured via various types of sensors, for example a simple reed switch and a magnet which detects one revolution each time the crank arm passes a point on the frame, or more advanced sensors based on a force sensor (e.g. pedals), torque sensor (e.g. crank arms) or other types of cycling power sensors.
The fitness and cadence of the rider, bicycle tire pressure and sizes, gear ratios, slope of the terrain affect the overall speed of the rider. A person pedalling with 100 W power can achieve 5.5 m/s on a roadster, 7.5 m/s on a racing bicycle, 10 m/s with a faired HPV and 14 m/s with an ultimate HPV.
Single-speed mountain bike. A single-speed bicycle is a type of bicycle with a single gear ratio and a freewheel mechanism. These bicycles are without derailleur gears, hub gearing or other methods for varying the gear ratio of the bicycle. Adult single-speed bicycles typically have a gear ratio of between 55 and 75 gear inches, depending on ...
Deputy Editor Tara Seplavy and Features Director Lou Mazzante discuss kids’ bikes, essentials to bring on a trail ride, and how to buy a beginner mountain bike.
Mountain bicycle gearing is often very wide-ranging, from very low ratios to mid ratios, typically with 9 to 28 gears, although some riders prefer the mechanical simplicity and ease of maintenance of single-speed mountain bikes. 29ers are mountain bikes that are built to use 700C or ISO 622 mm wheels.
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